Ok. Thank You all for the involvement. I think i’ve naild it 
Anyways…
This post with template for the Reaper was most usefull cause it is just done and like a dish served on the plate. It is in this topic so if You have similar issue this is solution:
So thank You phasingtomsolo
Another thing is: Dear Elektron. Digitakt is SO FANTASTIC! But WHY THE HELL THERE ARE NO FX RETURN CHANNELS!!!
PLEASE!
Fix it
cheers
Piotrek